METHOD FOR PROTECTING CHARGING CABLE, AND CHARGING DEVICE
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Accused Products
Abstract
A driving battery of a vehicle that can be electrically driven is charged by determining a resistance value that corresponds to the size of the electrical resistance between two contacts of the charging cable, where the size of the electrical resistance specifies the current-carrying capacity of the charging cable. As a function of the determined resistance value, one of a plurality of line protection devices which are disposed on the charging device is switched into the charge current path.
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Citations
24 Claims
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1-8. -8. (canceled)
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9. A method for protecting a charging cable for a charging device for charging a traction battery of an electrically drivable vehicle, comprising:
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determining a resistance value corresponding to a magnitude of electrical resistance between two contacts of the charging cable, the magnitude of the electrical resistance indicating current-carrying capacity of the charging cable; and switching one of a plurality of line protection devices arranged in the charging device into the charging current path depending on the resistance value determined. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. A charging device for charging a traction battery of an electrically drivable vehicle using a charging cable having at least two contacts, comprising:
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an interface providing an electrical connection to the charging cable; a measuring device determining a resistance value corresponding to a magnitude of electrical resistance between the two contacts of the charging cable, the magnitude of the electrical resistance indicating current-carrying capacity of the charging cable; at least two line protection devices having rated current intensities with different magnitudes; a switching device switching one of the line protection devices into the charging current path; and a switching actuation device actuating the switching device to switch a selected one of the line protection devices into the charging current path depending on the resistance value determined. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24)
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Specification